Huawei G620S-L01 bootloop - XDA Assist

Hello,
After many hours passed to find a solution to my problem, I come to find help.
I have my Huawei G620S-L01 in bootlooping on the huawei logo.
I tried to do an hard reset but it failed.
I succeded to install TWRP 2.8.7.0 but it said that there is no OS installed.
I tried to flash roms but nothing work and I can't do anything.
ADB 1.0.32 say my device is unathorized.
I've read many posts on many forums but nothing work.
I really need help because I need to restore important datas.
Thanks
Regards

Nobody can help ??

I had once bootloop on my Galaxy on5 previously because I have flashed wrong ROM ,then I flashed stock ROM. then my phone successfully rebooted
---------- Post added at 04:26 PM ---------- Previous post was at 04:22 PM ----------
few days before my friend's xiaomi redmi Prime 2 have some issues like, it didn't rebooted to recovery mode, overheating issues and various other bugs so we have flashed the new ROM and the problems got solved and it is now rebooting into recovery mode

Hello,
That is what I try to do for a while.
But no rom want to work

Related

OI1 Firmware with OH1 Roms

There's been a bit of talk about rooting OI1 in the last few days, but I've got a question on the OH1 roms and compatibility with OI1 firmware. Can we flash the older Oh1 roms with the OI1 firmware and everything will be good? Example, radio issues arising. I don't have access to a PC during the week if something goes wrong.
No issues. Works fine. Just can't Odin back to OH1.
My phone was on Ol1 and I flashed an OH1 rom and it went bad.
From what I've been told, nothing can be done until the Ol1 firmware is released.
---------- Post added at 08:25 PM ---------- Previous post was at 08:18 PM ----------
Cancel that, I cannot read lol
An OH1 should be able to run OL1..... But who has a copy of ol1 available? I've searched everywhere for days and cant find anything.
SuperSlow911 said:
My phone was on Ol1 and I flashed an OH1 rom and it went bad.
From what I've been told, nothing can be done until the Ol1 firmware is released.
---------- Post added at 08:25 PM ---------- Previous post was at 08:18 PM ----------
Cancel that, I cannot read lol
An OH1 should be able to run OL1..... But who has a copy of ol1 available? I've searched everywhere for days and cant find anything.
Click to expand...
Click to collapse
OI1 firmware isn't released yet and if you went from OI1 firmware to OH1 you're probably hard bricked. Can you get into recovery? If you need a OI1 rom, you're in luck, I have one
I absolutely can. I originally had access to the stock recovery but could only choose to do a factory default reset which didn't help at all.
Then I used ADB to install TWRP and installed a new firmware which it accepted but, it sticks in a boot loop.
before flashing an OH1 firmware and kernel TWRP informed me there was no OS on the S6 Edge (Sprint) and NOTHING was mounted. Fixed the mounting issues. Re partitioned to factory specs and installed the custom rom.
The Rom fixed the OS and Root issue and is working on the phone as it makes a 5 tone song (supposed to during boot) but constantly loops back. I haven't been able to discover a way to look at the loop, all I know is its stuck on the "powered by" screen.
---------- Post added at 09:32 PM ---------- Previous post was at 09:23 PM ----------
Soooperstar said:
OI1 firmware isn't released yet and if you went from OI1 firmware to OH1 you're probably hard bricked. Can you get into recovery? If you need a OI1 rom, you're in luck, I have one
Click to expand...
Click to collapse
If that ol1 firmware works I will HAPPILY donate to you. BELIEVE ME.
SuperSlow911 said:
I absolutely can. I originally had access to the stock recovery but could only choose to do a factory default reset which didn't help at all.
Then I used ADB to install TWRP and installed a new firmware which it accepted but, it sticks in a boot loop.
before flashing an OH1 firmware and kernel TWRP informed me there was no OS on the S6 Edge (Sprint) and NOTHING was mounted. Fixed the mounting issues. Re partitioned to factory specs and installed the custom rom.
The Rom fixed the OS and Root issue and is working on the phone as it makes a 5 tone song (supposed to during boot) but constantly loops back. I haven't been able to discover a way to look at the loop, all I know is its stuck on the "powered by" screen.
---------- Post added at 09:32 PM ---------- Previous post was at 09:23 PM ----------
If that ol1 firmware works I will HAPPILY donate to you. BELIEVE ME.
Click to expand...
Click to collapse
Its not the full firmware but only a deodexed OI1 rom. I'll pm you
OI1 firmware
http://forum.xda-developers.com/showthread.php?t=3219484

can't remove project spectrum v1.1

my phone is a Oppo R7S 32GB and I currently have Project Spectrum installed version v1.1 beta
I don't really like it so I want to remove it
When trying to install the old colorOS zip file from the default recovery
it always says 'installation failed'
phone is not rooted
phones bootloader is locked
fastboot screen shows for about 10 seconds then disappears
I can access the recovery no problem, the problem is I want to get rid of Project Spectrum and want to go back to default
any help is appreciated
thanks all
gangamiin said:
my phone is a Oppo R7S 32GB and I currently have Project Spectrum installed version v1.1 beta
I don't really like it so I want to remove it
When trying to install the old colorOS zip file from the default recovery
it always says 'installation failed'
phone is not rooted
phones bootloader is locked
fastboot screen shows for about 10 seconds then disappears
I can access the recovery no problem, the problem is I want to get rid of Project Spectrum and want to go back to default
any help is appreciated
thanks all
Click to expand...
Click to collapse
I'm not really sure how to help sorry, I'm having problems as well. The fastboot does close by itself if it's not connected to a computer, I know that much.
Copy this ROM to internal SD and flash from recovery
https://s3.amazonaws.com/public.opp...d_ColorOS/Specified_ColorOS_R7sf_full_009.zip
kishd said:
Copy this ROM to internal SD and flash from recovery
https://s3.amazonaws.com/public.opp...d_ColorOS/Specified_ColorOS_R7sf_full_009.zip
Click to expand...
Click to collapse
hey thanks
this solution has worked!
W1F1 said:
I'm not really sure how to help sorry, I'm having problems as well. The fastboot does close by itself if it's not connected to a computer, I know that much.
Click to expand...
Click to collapse
the post by @kishd works
ive been able to go back to ColorOS
but the fastboot is still a problem
W1F1 said:
I'm not really sure how to help sorry, I'm having problems as well. The fastboot does close by itself if it's not connected to a computer, I know that much.
Click to expand...
Click to collapse
the post by @kishd works
ive been able to go back to ColorOS
but the fastboot is still a problem
You need to find a coloros rom from 2015. The 2016 Coloros Roms have the bootloader locked
---------- Post added at 07:10 PM ---------- Previous post was at 07:04 PM ----------
Here is a link to an older ColorOS that should have an unlockable bootloader.
http://downloads.oppo.com.s3.amazonaws.com/firmware/R7sf/R7sfEX_11_OTA_005_all_201511191402.zip
kishd said:
You need to find a coloros rom from 2015. The 2016 Coloros Roms have the bootloader locked
---------- Post added at 07:10 PM ---------- Previous post was at 07:04 PM ----------
Here is a link to an older ColorOS that should have an unlockable bootloader.
http://downloads.oppo.com.s3.amazonaws.com/firmware/R7sf/R7sfEX_11_OTA_005_all_201511191402.zip
Click to expand...
Click to collapse
I currently have the 2016 Coloros Rom installed
but when I try to install the 2015 one
it says 'Failed installation'
any ideas?
You have to install it from internal SD
is this one for oppo r 7 plus f?
kishd said:
You need to find a coloros rom from 2015. The 2016 Coloros Roms have the bootloader locked
---------- Post added at 07:10 PM ---------- Previous post was at 07:04 PM ----------
Here is a link to an older ColorOS that should have an unlockable bootloader.
http://downloads.oppo.com.s3.amazonaws.com/firmware/R7sf/R7sfEX_11_OTA_005_all_201511191402.zip
Click to expand...
Click to collapse
i have oppo r 7 plus f version which i bought in india . since the bootloader is locked now and i want to flash lineage os please tell me easy ways . i am a beginer . i heard that flashing old[2015] firmware would give unlocked bootloader ...but what to do after flashing the old rom ? can i flash lineage os through stock recovery ?
neended for oppo r7plus f
kishd said:
You need to find a coloros rom from 2015. The 2016 Coloros Roms have the bootloader locked
---------- Post added at 07:10 PM ---------- Previous post was at 07:04 PM ----------
Here is a link to an older ColorOS that should have an unlockable bootloader.
http://downloads.oppo.com.s3.amazonaws.com/firmware/R7sf/R7sfEX_11_OTA_005_all_201511191402.zip
Click to expand...
Click to collapse
i need ColorOS for my oppo r7plus f with UNLOCKABLE bootloader. please help.
---------- Post added at 08:25 AM ---------- Previous post was at 08:22 AM ----------
gangamiin said:
I currently have the 2016 Coloros Rom installed
but when I try to install the 2015 one
it says 'Failed installation'
any ideas?
Click to expand...
Click to collapse
hey i am also trying to unlock the bootloader. i just wanted to ask you that after it says 'Failed installation' does you phone boot into the 2016 rom or it gets hardbricked?
After flashing older firmware install twrp recovery and then flash lineageos.
Can't remove project spectrum oppo f1f
Guys gusto Kong ibalik sa dating color os ung oppo f1 ko nag fefailed pag ginagamit ko ung F1EX_11_OTA_898_all_201705311519 ano po kelangan gawin PRA maibalik sa color is v2.1 tnx po sa sasagot
Hi all, I have an Oppo r7plusf international and flashed LineageOS successfully but WiFi wasn't working. Found a thread where someone mentioned to flash project spectrum ROM as a fix and tried that. However after flashing PS successfully and confirmed everything is working I then try to reboot into recovery mode only to find out twrp stopped working. Anyone had similar experience know a way to get twrp back so lineageOS can be flash?
T-H-T said:
Hi all, I have an Oppo r7plusf international and flashed LineageOS successfully but WiFi wasn't working. Found a thread where someone mentioned to flash project spectrum ROM as a fix and tried that. However after flashing PS successfully and confirmed everything is working I then try to reboot into recovery mode only to find out twrp stopped working. Anyone had similar experience know a way to get twrp back so lineageOS can be flash?
Click to expand...
Click to collapse
I'm in the same situation... my phone is booting into Spectrum ROM V1.0 Beta... everything works, but now i can't boot into Fastboot and i can not boot into Recovery... so it seems i am stuck with the ROM and I too want to go to Lineage ROM.
Anyone has any suggestions on how to fix this?
Help!

Newer Stock ROM

Hi,
I am a noobie so just any help would be much appreciated: for some reason my Moto G 2015 occasionally messes up its baseband and wifi mac address and I have in the past successfully revived it by flashing an appropriate stock ROM with RSD lite. However, this time around that didnĀ“t work and I got failure at .gpt bin. Since then, I have rooted my phone and installed TWRP and tried flashing it again but get a preflash validation error. Installing Lineage has fixed the wifi mac address but the baseband issue remains.
I suppose that this has to be do with the fact that my BL in the fastboot boot reads 80.cf (sha 8bfe213, 2017-03-13) which is more recent than the stock ROM. Is that a correct assumption? What can I do to get my baseband working?
Thanks!
Just skip gpt.bin and bootloader while flashing the firmware u r getting this error cus latest firmware image of Moto g3 has not being flashed,as it's not available
Is this possible to do via TWRP? How so? Unfortunately I am travelling and dont have access to a PC so I was wondering if this can only be done via cmd prompt. In any case, could you please guide me through the steps for skipping these two and flashing the rest?
Thanks a lot for your help!
You can use flash fire to flash stock firmware
---------- Post added at 06:11 PM ---------- Previous post was at 06:07 PM ----------
Or these links may help
https://forum.xda-developers.com/20...m-stock-motorola-roms-twrp-flashable-t3621387
https://forum.xda-developers.com/2015-moto-g/development/rom-stock-rom-6-0-1-optimized-t3609991
https://forum.xda-developers.com/20...m-moto-g-2015-unmodified-stock-6-0-1-t3587390
---------- Post added at 06:14 PM ---------- Previous post was at 06:11 PM ----------
Check your model no. before flashing it not available flashfire is the only way
So the flashfire method didn't work. I just ended up with a phone that needed to be revived manually by flashing through fastboot. I managed to flash the 6.0.1 version for the Osprey by skipping gpt.bin. However, the baseband is still missing. Can anyone help me out with a newer stock image that I can try to flash? Or is there a particular patch? Please do let me know what I can do get the baseband back....[and really what a strange issue to lose your baseband because of low battery...]
Thanks!
So flashing via fastboot a couple of times ended up fixing the baseband issue--it shows up in the bootloader and in the settings tab. However, the sim isn't still detected. This is a dual sim phone. I have tried wiping the partition cache and using other sims but without luck. Any ideas?
Thanks!

sony logo stoping! after Unlock Bootloader and then Install TWRP in Sony Xperia xz

hi
I bought the sony xz phone for two days
i unlocked the bootloader of my Xperia XZ!
I encountered this message (Warning the Bootloader has been unlocked and the phone can't be trusted)! I did not pay attention And then I installed TWRP it.
Then enter TWRP phone is not loaded and the Sony logo stops!!!!!
I could not do anything with Flash tools!
please help me
Flash stock...7.1...then let it boot then flash kernel... Then recovery then let it boot again then root
This may help do using this guide, I have done and it's working perfectly
---------- Post added at 12:48 PM ---------- Previous post was at 12:48 PM ----------
This https://forum.xda-developers.com/xperia-xz/help/sony-xperia-xz-dual-f8332-unlock-t3640302
hi to all friends
thanks for your answers
my problem not resolved by flash tools but was resolved by box tools!
But I'm scared to reinstall recovery in android 7!!!!
javad750 said:
hi to all friends
thanks for your answers
my problem not resolved by flash tools but was resolved by box tools!
But I'm scared to reinstall recovery in android 7!!!!
Click to expand...
Click to collapse
I am using 6.0.1 india generic, twrp 3.1.0 recovery, unlocked bootloader, andro plis kernel, root.
All r working fine, but i don't know about installing recovery on N (7)

SM-J701F Oreo 8.1 [TWRP RECOVERY FLASHING PROBLEM]

I flashed my galaxy j7 nxt with oreo 8.1 stock ROM and after that when ever I try to flash a TWRP recovery it only appears only one time and then when I try again to boot into recovery it just goes to stock recovery...I tried more than about 25 time to flash and use twrp...but when I boot into twrp it shows 0 mb internal storage and I have to format the device...I want to set twrp and root my device for flashing a custom rom ...I even tried ADB but It didn't work either...I'm just a beginner in XDA...I hope you'll help me to solve this problem...
Thanks in advance DEVs
watch this video
---------- Post added at 10:13 PM ---------- Previous post was at 10:12 PM ----------
watch this video https://youtu.be/pbePbcL3Jy4
Which version of twrp did you use? Did you try the stable 3.x version from this forum?
If you havent, then here it is
https://androidfilehost.com/?fid=745849072291692848
Sent from my SM-A105F using XDA Labs

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